NORTHWEST WATER TREATMENT CO
Montana - Non-Transient Non-Community - PWSID: MT0003413
System Information
| PWSID | MT0003413 |
| System Name | NORTHWEST WATER TREATMENT CO |
| System Type | Non-Transient Non-Community |
| Water Source | Surface Water Purchased |
| Activity Status | Active |
| Owner Type | Private |
| EPA Region | 08 |
| Serves School | No |
| Wholesaler | No |
| First Reported | Sep 15, 1989 |
| Last Reported | Mar 26, 2026 |
Location & Contact
| State | Montana |
| City | BOZEMAN |
| ZIP Code | 59715 |
| Address | 15 Shawnee Way |
| Organization | MCKAY, SHAUNTELLE |
| Phone | 406-586-2453 |
Population & Service
| Population Served | 118 |
| Service Connections | 1 |
Drinking Water Violations (95)
This water system has 95 violations recorded in the EPA SDWIS database.
| Begin Date | End Date | Contaminant | Category | Health-Based | Major | Measured | Federal MCL | State MCL | Status | Return to Compliance | Rule |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Jan 1, 2025 | Jan 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jan 31, 2025 | - | |
| Jan 1, 2025 | Jan 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jan 31, 2025 | - | |
| Jan 1, 2025 | Jan 31, 2025 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jan 31, 2025 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Nov 30, 2024 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Nov 30, 2024 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Nov 30, 2024 | - | |
| Nov 1, 2024 | Nov 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Nov 30, 2024 | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Oct 1, 2024 | - | MR | No | No | - | TT | - | Unaddressed | - | - | |
| Sep 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Sep 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Sep 1, 2024 | Sep 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Apr 1, 2024 | Jun 30, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2024 | - | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2024 | - | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2024 | - | |
| Jan 1, 2024 | Mar 31, 2024 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2024 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Jul 1, 2023 | Sep 30, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2023 | - | |
| Apr 1, 2023 | Apr 30, 2023 | MON | No | Yes | - | - | - | Resolved | Apr 17, 2023 | - | |
| Apr 1, 2023 | Apr 30, 2023 | MON | No | Yes | - | - | - | Resolved | Apr 17, 2023 | - | |
| Apr 1, 2023 | Apr 30, 2023 | MON | No | Yes | - | - | - | Resolved | Apr 17, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2023 | - | |
| Jan 1, 2023 | Mar 31, 2023 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Mar 31, 2023 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Jul 1, 2022 | Sep 30, 2022 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Sep 30, 2022 | - | |
| Mar 1, 2022 | Mar 31, 2022 | MON | No | Yes | - | - | - | Resolved | Mar 14, 2022 | - | |
| Mar 1, 2022 | Mar 31, 2022 | MON | No | Yes | - | - | - | Resolved | Mar 14, 2022 | - | |
| Mar 1, 2022 | Mar 31, 2022 | MON | No | Yes | - | - | - | Resolved | Mar 14, 2022 | - | |
| Aug 1, 2018 | Aug 31, 2018 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2018 | - | |
| Aug 1, 2018 | Aug 31, 2018 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2018 | - | |
| Aug 1, 2018 | Aug 31, 2018 | MON | No | Yes | - | - | - | Resolved | Aug 31, 2018 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Apr 1, 2016 | Jun 30, 2016 | MR | No | Yes | - | 0.010 mg/L | - | Resolved | Jun 30, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2016 | - | |
| Apr 1, 2016 | Apr 30, 2016 | MON | No | Yes | - | - | - | Resolved | Apr 30, 2016 | - | |
| Jul 1, 2012 | Jul 31, 2012 | MR | No | No | - | 5% of samples | - | Archived | Jul 31, 2012 | - | |
| May 1, 2012 | May 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | May 7, 2012 | - | |
| May 1, 2012 | May 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | May 7, 2012 | - | |
| May 1, 2012 | May 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | May 7, 2012 | - | |
| Jan 1, 2012 | Jan 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Jan 3, 2012 | - | |
| Jan 1, 2012 | Jan 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Jan 3, 2012 | - | |
| Jan 1, 2012 | Jan 31, 2012 | MR | No | No | - | 5% of samples | - | Resolved | Jan 3, 2012 | - | |
| Dec 1, 2011 | Dec 31, 2011 | MR | No | No | - | 5% of samples | - | Resolved | Dec 12, 2011 | - |
About This Water System
Public water system data comes from the EPA Safe Drinking Water Information System (SDWIS). Systems with violations must notify customers. Contact your water utility for the latest annual water quality report.